NEW
Font size
WorksheetsPedigree Biology
Total questions: 15
Worksheet time: 15mins
How many kids did the mother and father from the first generation have?
2
4
5
6
In the second generation-how many people are carriers of the trait?
2
3
5
6
How many affected females are deceased?
0
2
4
All
Which generation connects these two pedigrees?
1
2
3
In the second generation-how many people have the disease or display the physical trait?
2
4
5
6
If a trait SKIPS a generation, it is an indication that the trait is....
dominant
recessive
incompletely dominant
co-dominant
How many females are in this pedigree?
3
4
6
7
An organism in which two genes for a given trait are alike.
homozygous
heterozygous
genotype
phenotype
The branch of biology that deals with heredity.
heterozygous
homozygous
genetics
heredity
What does a pedigree chart show?
The evolutionary history of a species
The life cycle of an organism
The inheritance of a trait through several generations
The genetic diversity within a population
In a pedigree chart, what does a square typically represent?
A female individual
A male individual
A marriage or mating
An offspring
What does a circle typically represent in a pedigree chart?
A male individual
A female individual
An offspring
A marriage or mating
What is the likelihood of a non-taster to have non-taster children if they have children with one heterozygous for taste?
75%
10%
25%
50%
In a pedigree chart, what does a horizontal line connecting a circle and a square represent?
A) Sibling relationship
B) Marriage or mating
C) Parent-child relationship
D) Adoption
Which of the following patterns in a pedigree chart suggests a trait is autosomal dominant?
A) The trait appears in every generation
B) The trait skips generations
C) Only males are affected
D) Only females are affected
